Home / 29,686.00-40,966.81-16,257.35

Finding the Fourth Proportional to 29,686.00, 40,966.81 and 16,257.35

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Solution

The fourth proportional to 29,686.00, 40,966.81 and 16,257.35 is: 22,435.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,686.00 : 40,966.81 = 16,257.35 : x
  2. Step 2: Convert to fraction form
    29,686.00/40,966.81 = 16,257.35/x
  3. Step 3: Cross multiply
    29,686.00x = 40,966.81 × 16,257.35
  4. Step 4: Simplify right side
    29,686.00x = 666,011,523.08
  5. Step 5: Solve for x
    x = 666,011,523.08/29,686.00
  6. Step 6: Final answer
    x = 22,435.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.